$ git clone -n https://src.fedoraproject.org/rpms/erlang-fast_yaml.git /var/lib/mock/f33-build-131851-41098/root/chroot_tmpdir/scmroot/erlang-fast_yaml
Cloning into '/var/lib/mock/f33-build-131851-41098/root/chroot_tmpdir/scmroot/erlang-fast_yaml'...
$ git reset --hard 921227b38cf1881736d7b37ac02dc4b70eaff6a1
HEAD is now at 921227b Update to 1.0.22 (#1789167)